Find a least-squares solytion of Ax=b by (a) constructing the normal equations for x^ and (b) solving for x^. A=11023325,b=2134 a. Construct the normal equations for x^ without solving. x= (Simplify your answers.) Find a least-squares solytion of Ax=b by (a) constructing the normal equations for x^ and (b) solving for x^. A=11023325,b=2134 a. Construct the normal equations for x^ without solving. x= (Simplify your answers.)